archrival

noun

arch·​ri·​val (ˌ)ärch-ˈrī-vəl How to pronounce archrival (audio)
Synonyms of archrivalnext
: a principal rival

Examples of archrival in a Sentence

In baseball, the Boston Red Sox and the New York Yankees are archrivals.
Recent Examples on the Web
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Since 2010, its archrival has captured around 60% of that market, chiefly due to the superior range of its A320neo and A320XLR families. Shawn Tully, Fortune, 1 June 2026 Meanwhile, the school’s archrival, Duxbury, is the fourth-seeded school. Brendan Connelly, Boston Herald, 27 May 2026 Because if Vitello can’t handle a simple case of a star player forgetting the outs at a critical juncture of the game against an archrival, who is to say what will be accepted next for a team that’s already flirting with effective playoff elimination? Dieter Kurtenbach, Mercury News, 15 May 2026 OpenAI and Anthropic are now valued at $852 billion and $380 billion, respectively, with Anthropic reportedly in talks to at least match its archrival’s valuation in a new fundraise. Danielle Chemtob, Forbes.com, 15 May 2026 See All Example Sentences for archrival

Word History

First Known Use

1750, in the meaning defined above

Time Traveler
The first known use of archrival was in 1750

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Cite this Entry

“Archrival.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/archrival. Accessed 3 Jun. 2026.

Kids Definition

archrival

noun
arch·​ri·​val (ˌ)ärch-ˈrī-vəl How to pronounce archrival (audio)
: a principal rival

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